Home / 9,538,144.36-13,155,976.74-6,477,044.20

Finding the Fourth Proportional to 9,538,144.36, 13,155,976.74 and 6,477,044.20

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Solution

The fourth proportional to 9,538,144.36, 13,155,976.74 and 6,477,044.20 is: 8,933,796.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,538,144.36 : 13,155,976.74 = 6,477,044.20 : x
  2. Step 2: Convert to fraction form
    9,538,144.36/13,155,976.74 = 6,477,044.20/x
  3. Step 3: Cross multiply
    9,538,144.36x = 13,155,976.74 × 6,477,044.20
  4. Step 4: Simplify right side
    9,538,144.36x = 85,211,842,839,151.91
  5. Step 5: Solve for x
    x = 85,211,842,839,151.91/9,538,144.36
  6. Step 6: Final answer
    x = 8,933,796.72

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.